Display stand



FIG. 1 is a front perspective view of a display stand showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a right-side perspective view thereof;

FIG. 4 is a left-side perspective view thereof; and,

FIG. 5 is a top plan view thereof. 

The ornamental design for a display stand, as shown and described. 